Physics Mach number is used in connection with the speed of ships aircraft sound spacecraft ships aircraft sound spacecraft ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following are used for accurately measuring very small time intervals ? Quartz clocks Atomic clocks White dwarfs Pulsars Quartz clocks Atomic clocks White dwarfs Pulsars ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound has both subjective and objective existence an object existence a subject existence no existence both subjective and objective existence an object existence a subject existence no existence ANSWER DOWNLOAD EXAMIANS APP
Physics Sending a frame to a group of stations is known as Casting Spreading Single casting Multicasting Casting Spreading Single casting Multicasting ANSWER DOWNLOAD EXAMIANS APP
Physics The waveform of a certain signal can be studied by Spectrometer Cathode ray oscilloscope P – n junction diode Sonometer Spectrometer Cathode ray oscilloscope P – n junction diode Sonometer ANSWER DOWNLOAD EXAMIANS APP
Physics In the remote control of television, electromagnetic waves used are Ultraviolet Microwave Infrared Radiowave Ultraviolet Microwave Infrared Radiowave ANSWER DOWNLOAD EXAMIANS APP